| Value | Category | Cases | |
|---|---|---|---|
| 1 | 215 |
22.3%
|
|
| 3 | 575 |
59.7%
|
|
| 6 | 123 |
12.8%
|
|
| 9 | 50 |
5.2%
|
|
| Sysmiss | 1 |